1. Conflict, arousal, and curiosity;Berlyne,1960
2. Weakening of conditioned bar-pressing by prior extinction of its subsequent discriminated operant;Coate;J. comp. physiol. Psychol.,1956
3. The associative factor in eyelid conditioning;Kimble;J. exp. Psychol.,1956
4. Design and analysis of experiments in psychology and education;Lindquist,1953
5. Adaptation of the original response to a conditioned stimulus;McAllister;Iowa Acad. Sci.,1953